J-11 fighters , JH-7 fighter bombers execute flight training

Two J-11 fighter jets (L) sit on the flight line in preparation for takeoff as a JH-7 fighter bomber taxis along the runway during a round-the-clock flight training exercise on July 8, 2016. An aviation division with the air force of the PLA Southern Theater Command conducted a round-the-clock flight training exercise over an undisclosed area in south China on July 8, 2016, to hone pilots' combat capabilities in realistic scenarios. (ChinaMil/Liao Shikuan)